Solve For $X$ In the Equation Given $9 A + 6 B = 3 X , A = \left[ \begin{array} { c c c } 6 & - 5 & 3 \\ 8 & - 3 & - 7 \end{array} \right]$

question 59

Multiple Choice

Solve for $X$ in the equation given.
$9 A + 6 B = 3 X , A = \left[ \begin{array} { c c c } 6 & - 5 & 3 \\ 8 & - 3 & - 7 \end{array} \right]$ and $B = \left[ \begin{array} { c c c } 3 & 5 & - 1 \\ 1 & - 2 & 5 \end{array} \right]$

• A) \(\left[ \begin{array} { c c c } 72 & - 15 & 21 \\ 78 & - 39 & - 33 \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c } 9 & 0 & 2 \\ 9 & - 5 & - 2 \end{array} \right]\)
• C) \(\left[ \begin{array} { c c c } 24 & - 5 & 7 \\ 26 & - 13 & - 11 \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c } 12 & - 25 & 11 \\ 22 & - 5 & - 31 \end{array} \right]\)
• E) not possible

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